Problem J
Coupons — Problem Statistics

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Submissions	220
Accepted submissions	33
Submission ratio	15.00%
Authors	41
Full solves [?]	16
Full solve Ratio	39.02%

#	User	Runtime	Language	Date
1	Zac Friggstad	0.04 s	C++	2021-07-10 23:52:54
2	Hidden user	0.14 s	C++	2017-12-14 20:56:50
3	Jeremy Lim	0.14 s	C++	2025-01-27 05:02:11
4	Bohao Sun	0.18 s	C++	2018-10-01 06:24:38
5	Johan Sannemo	0.19 s	C++	2016-12-07 22:57:33
6	Gabriel Wu	0.19 s	C++	2019-10-03 15:26:43
7	Jeroen Op de Beek	0.19 s	C++	2021-09-02 11:16:34
8	Shrey Joshi	0.20 s	C++	2021-03-21 16:52:42
9	Kyle O.	0.20 s	C++	2023-10-09 01:26:25
10	Andrew Polizzotto	0.25 s	C++	2023-10-07 10:51:10

#	User	Runtime	Language	Date
1	Duoduo Zhao	0.74 s	Python 3	2025-09-04 18:39:23

#	User	Length	Language	Date
1	Zac Friggstad	841	C++	2021-07-10 23:41:18
2	Hidden user	1084	C++	2017-12-14 20:56:50
3	Jeremy Lim	1151	C++	2025-01-27 05:27:07
4	Ahmed Siadomar	1471	C++	2023-11-10 07:56:41
5	Brandon Zhang	1577	C++	2023-11-27 23:35:37
6	Gabriel Wu	1743	C++	2019-10-03 15:26:43
7	Eu-Shaun Leong	1781	C++	2018-09-23 11:14:09
8	Shrey Joshi	1814	C++	2021-03-21 16:52:42
9	Jeroen Op de Beek	1877	C++	2021-09-02 11:16:34
10	Johan Sannemo	1885	C++	2016-12-07 22:57:33

#	User	Length	Language	Date
1	Duoduo Zhao	3377	Python 3	2025-09-04 18:39:23

Solution running time distribution